Of
course her LinkedIn profile does
not correctly reflect her experience and qualifications.
Yet here we are, on Hacker News, with people calling her out for not having security experience based on her LinkedIn profile having an Art degree, rather than a Science degree.
I agree wholeheartedly with you that LinkedIn is as meaningful as Facebook. We absolutely should not be here evaluating her qualifications based on her LinkedIn profile. Any conclusions therein derived would be obviously wrong, by your own point.